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https://issues.apache.org/jira/browse/FLINK-10135?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16642336#comment-16642336
]
ASF GitHub Bot commented on FLINK-10135:
----------------------------------------
zentol commented on a change in pull request #6702: [FLINK-10135] The
JobManager does not report the cluster-level metrics
URL: https://github.com/apache/flink/pull/6702#discussion_r223465173
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/dispatcher/Dispatcher.java
##########
@@ -909,6 +926,70 @@ private void clearDispatcherState() {
terminateJobManagerRunners();
}
+ private void instantiateJobManagerOverviewMetrics(MetricGroup
jobManagerMetricGroup) {
+ long defaultTimeoutValue =
configuration.getLong(RestOptions.CONNECTION_TIMEOUT);
+ Time defaultRequestTimeout =
Time.milliseconds(defaultTimeoutValue);
+
+ jobManagerMetricGroup.gauge("taskSlotsAvailable", () -> {
+ try {
+ return (long) resourceManagerGateway
Review comment:
This method results in 3 separate RPC calls being made every time metrics
are being requested. If the dispatcher cannot reasonably provide this
information then they should be exposed at the resource manager instead.
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> The JobManager doesn't report the cluster-level metrics
> -------------------------------------------------------
>
> Key: FLINK-10135
> URL: https://issues.apache.org/jira/browse/FLINK-10135
> Project: Flink
> Issue Type: Bug
> Components: JobManager, Metrics
> Affects Versions: 1.5.0, 1.6.0, 1.7.0
> Reporter: Joey Echeverria
> Assignee: vinoyang
> Priority: Critical
> Labels: pull-request-available
>
> In [the documentation for
> metrics|https://ci.apache.org/projects/flink/flink-docs-release-1.5/monitoring/metrics.html#cluster]
> in the Flink 1.5.0 release, it says that the following metrics are reported
> by the JobManager:
> {noformat}
> numRegisteredTaskManagers
> numRunningJobs
> taskSlotsAvailable
> taskSlotsTotal
> {noformat}
> In the job manager REST endpoint
> ({{http://<job-manager>:8081/jobmanager/metrics}}), those metrics don't
> appear.
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